/*
 * Copyright (c) 2006, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.wso2.carbon.registry.custom.skb.ui.clients;

import org.wso2.carbon.registry.core.exceptions.RegistryException;
import org.wso2.carbon.registry.custom.skb.ui.RegistrySKBAdminServiceStub;
import org.wso2.carbon.registry.custom.skb.ui.beans.xsd.SKBBean;
import org.wso2.carbon.utils.ServerConstants;
import org.wso2.carbon.ui.CarbonUIUtil;
import org.wso2.carbon.CarbonConstants;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.axis2.context.ConfigurationContext;
import org.apache.axis2.client.ServiceClient;
import org.apache.axis2.client.Options;
import org.apache.axis2.AxisFault;

import javax.servlet.ServletConfig;
import javax.servlet.http.HttpSession;

public class TopicServiceClient {

    private static final Log log = LogFactory.getLog(TopicServiceClient.class);

    private RegistrySKBAdminServiceStub stub;
    private String skb;

    public TopicServiceClient (
            String cookie, String backendServerURL, ConfigurationContext configContext)
            throws RegistryException {

        skb = backendServerURL + "RegistrySKBAdminService";

        try {
            stub = new RegistrySKBAdminServiceStub(configContext, skb);

            ServiceClient client = stub._getServiceClient();
            Options option = client.getOptions();
            option.setManageSession(true);
            option.setProperty(org.apache.axis2.transport.http.HTTPConstants.COOKIE_STRING, cookie);

        } catch (AxisFault axisFault) {
            String msg = "Failed to initiate topic service client. " + axisFault.getMessage();
            log.error(msg, axisFault);
            throw new RegistryException(msg, axisFault);
        }
    }

    public TopicServiceClient(ServletConfig config, HttpSession session)
            throws RegistryException {

        String cookie = (String)session.getAttribute(ServerConstants.ADMIN_SERVICE_COOKIE);
        String backendServerURL = CarbonUIUtil.getServerURL(config.getServletContext(), session);
        ConfigurationContext configContext = (ConfigurationContext) config.
                getServletContext().getAttribute(CarbonConstants.CONFIGURATION_CONTEXT);
        skb = backendServerURL + "RegistrySKBAdminService";

        try {
            stub = new RegistrySKBAdminServiceStub(configContext, skb);

            ServiceClient client = stub._getServiceClient();
            Options option = client.getOptions();
            option.setManageSession(true);
            option.setProperty(org.apache.axis2.transport.http.HTTPConstants.COOKIE_STRING, cookie);

        } catch (AxisFault axisFault) {
            String msg = "Failed to initiate topic service client. " + axisFault.getMessage();
            log.error(msg, axisFault);
            throw new RegistryException(msg, axisFault);
        }
    }

    public SKBBean getSKBBean(String path) throws Exception {
        return stub.getSKBBean(path);
    }

    public void addCollection(String sPath){
        try{
            stub.addColletion(sPath);
           }
        catch(Exception ex){
            System.out.println("Error Adding Collection");
        }
    }

    public void addResource(String sPath, String content){
        try{
            stub.addResource(sPath, content);
           }
        catch(Exception ex){
            System.out.println("Error Adding Resource");
        }
    }

    public void addProblemResource(String sPath, String content){
        try{
            stub.addProblemResource(sPath, content);
           }
        catch(Exception ex){
            System.out.println("Error Adding Resource");
        }
    }

    public void addAssociation(String sPath, String dPath, String type){
        try{
            stub.addAssociation(sPath, dPath, type);
           }
        catch(Exception ex){
            System.out.println("Error Adding Association");
        }
    }

    public void addKeyWord(String sPath, String keyWord){
        try{
            stub.applyTag(sPath , keyWord);
        }
        catch(Exception ex){
            System.out.println("Error Adding KeyWord");
        }

    }

    public String getResurceWithContent(String path) throws Exception{
        try{
        return stub.getResurceWithContent(path);
        }
        catch(Exception ex){
            System.out.println("Error getting resource");
            return null;
        }


    }

    public String[] getCollectionWithChildren(String path )  throws Exception{
        try{
        return stub.getCollectionWithChildren(path);
        }
         catch(Exception ex){
            System.out.println("Error getting collection");
            return null;
        }
    }
  
 
}
